feat: Updates marker a11y sample to use gmp-map element. (#822)

willum070 · web-flow · commit a8a114459ffb · 2025-11-04T10:34:13.000-08:00
* feat: Updates sample to use gmp-map element.

Change-Id: I85acd733a5a79b705a0695ba3bf0fca26fadbd20

* Attach marker to mapElement instead of innerMap

* Change Google Maps API version from beta to weekly

* Remove innerMap variable from initMap function

Removed unused innerMap variable from initMap function.

* Refactor to use append
diff --git a/samples/advanced-markers-accessibility/index.html b/samples/advanced-markers-accessibility/index.html
@@ -11,13 +11,13 @@
 
     <link rel="stylesheet" type="text/css" href="./style.css" />
     <script type="module" src="./index.js"></script>
-  </head>
-  <body>
-    <div id="map"></div>
 
     <!-- prettier-ignore -->
     <script>(g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})
-        ({key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8", v: "beta"});</script>
+        ({key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8", v: "weekly"});</script>
+  </head>
+  <body>
+    <gmp-map zoom="12" center="34.84555,-111.8035" map-id="4504f8b37365c3d0"></gmp-map>
   </body>
 </html>
 <!-- [END maps_advanced_markers_accessibility] -->
diff --git a/samples/advanced-markers-accessibility/index.ts b/samples/advanced-markers-accessibility/index.ts
@@ -5,17 +5,13 @@
  */
 
 // [START maps_advanced_markers_accessibility]
+const mapElement = document.querySelector('gmp-map') as google.maps.MapElement;
+
 async function initMap() {
     // Request needed libraries.
     const { Map, InfoWindow } = await google.maps.importLibrary("maps") as google.maps.MapsLibrary;
     const { AdvancedMarkerElement, PinElement } = await google.maps.importLibrary("marker") as google.maps.MarkerLibrary;
 
-    const map = new Map(document.getElementById("map") as HTMLElement, {
-        zoom: 12,
-        center: { lat: 34.84555, lng: -111.8035 },
-        mapId: '4504f8b37365c3d0',
-    });
-
     // Set LatLng and title text for the markers. The first marker (Boynton Pass)
     // receives the initial focus when tab is pressed. Use arrow keys to move
     // between markers; press tab again to cycle through the map controls.
@@ -47,19 +43,19 @@ async function initMap() {
 
     // Create the markers.
     tourStops.forEach(({position, title}, i) => {
+        // [START maps_advanced_markers_accessibility_marker]
         const pin = new PinElement({
             //@ts-ignore
             glyphText: `${i + 1}`,
             scale: 1.5,
         });
-        // [START maps_advanced_markers_accessibility_marker]
         const marker = new AdvancedMarkerElement({
             position,
-            map,
             title: `${i + 1}. ${title}`,
-            content: pin.element,
             gmpClickable: true,
         });
+        marker.append(pin);
+        mapElement.append(marker);
         // [END maps_advanced_markers_accessibility_marker]
         // [START maps_advanced_markers_accessibility_event_listener]
         // Add a click listener for each marker, and set up the info window.
@@ -74,4 +70,4 @@ async function initMap() {
 }
 
 initMap();
-// [END maps_advanced_markers_accessibility]
+// [END maps_advanced_markers_accessibility]
